Ergonomic computer keyboard



FIG. 1 is a top plan view of the ergonomic computer keyboard showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof; and,

FIG. 5 is a left side view thereof. 

The ornamental design for an ergonomic computer keyboard, as shown and described. 